Contract size of futures, options, and binary options Futures: 1 BTC Options: 1 BTC Binary options: 0.01 BTC (Last updated: February 13, 2018 02:29) Related articles What do volume and open interest mean? What are options, and how to trade them? What are orders, trades, and positions How Can I Deposit Cryptocurrencies? What are futures, and how to trade them? Comments 0 comments Article is closed for comments.